System of signals



Aug. 1'9, 1930. R. P. -PALENZULA SYSTEM 0F' SIGNALS Filed Aug. 20, 1926 2 Sheets-Sheet 2 INVENTOR. F? P Paz/enZue/a W/MQLM i which avoid the collisions of trains, specially Patented Aug. 19, 1930,

` NTEDSTATES PATENT volfllcr:

'RAraEL Peano rnnnivznnnmor MARIANAOQCUBA Y sYs'rEM or sIGNALs f v i Application :nee A'ugusteo, This invention refersjto aisystem.ofsigns" electric trains,f although the system mayl bei applied to trains which run by steam or crudef oil, and has for yits'main object the provision of arrangement such' as will operate a lu"- minous or acoustic signal, vwhich" may 'be noticed bythev driver of the train, when it occurs that another train visv coming in an opposite direction onthe same track or even in the same direction. f

, beffseen ,or heard byfthe conductorfofv theV train.. Anotherobject of the invention is to provide an arrangement which'permits the lusing of the system for causing same to oper'- ate signalson crossings'in the road. v lMorer fadvantagesvand other considerationsr :pertaining to'this inventiony will be fo-und inthe course of vthis specification, specially bythose experts. in the art to which this linvention pertainsand with the aid of the fig?" `lires-in the attached drawings in whichfthe Z same characters ,of reference ,designateithe' Sallie parts.v 1 In thedfawlngs,

Fig. 1 is a''diag'rainmaticalIv plan which shows a sectionof railroad .and trains" v Y Figj. `is' ,afdiagrammatical fronte-levation vievvbn'an enlarged scale of a car and a secon saine7 lwherein is installed thel signaly syslv teni. which formsthe'object offthis invention. ,Fig`.{2,is a" side KVVelevation`Of said ,Section ofmadlthus equipped..

Vistheobject of this invention; Y Figli is a diagrannnatical side elevation in 1926. "serial No. v130.531.

tionof road equipped with'the systemvwhich detail of a car equipped -with the correspond ing part ofthe system.

Fig. 5 is an upperplan view of Fig.- Ll.

tions,rposts 1 /areerected "bearingr brackets 2 Let -us consider afsectionof road, on which i 'jrun `north bound and'south bound trains.

Along thetrack in any predetermined seconwliich are fastened brackets 3 for lholding insulators 3 and holders 3 for thetrolley Avvires` 4e Thetroll'ey wires :l are extended throughout the length ofeach section. Each locomotive or railway car` is'pro-vided vvithay f signal apparatufskwhich. formstheobject of this invention and will' hereinafter be `describedjand illustrated inthe attachedfdraw? ings.,

Mountedon the roof of the car upon base i is an oscillating trolley holder comprising a vertical shaft 6 having a longitudinal slot 6 iny whichafhorizontal member 7 isheld. The

horizontal member 7vis bent upwardlyat its ends to form astandard 7 f tobear fork holders 8 ,between whichisl loosely mounted the ltrolley 9; g rThe horizontal member 7 is braced byTs 10 whichare-hinged to member 7 at their 11pper ends and atf` their lower extremities hinged to a fs'lidable, collar 111 mounted on- Shaft 6. The slidablej collar '11 is lsupported byfaspiral springV 12 coiled aroundv the shaft 6v andbearingon its lower end oniacollar.13y

fastened` to said shaft.V Thesource of current; Vsupply.isfroi'n generatorfC mounted Iin car B."VL GeneratorLGihastwo. binding posts 14 and' 19.1@ Attached. to binding'p'ost Mareconf ,Y ductors 15and 17,.which vare respectively con'. r.

' nected to Switches 16 and'18 The switch 16 is 4 connected ,b'y conductor22 to'elec'tricH lamp `23 installed inffrovnt ofthe cenductorfofthe tra-in'and from the Arlamp. a circuit is made Lthroughconductor32d, switch25; ,conductpf to ground- From switch 16 a'conducto-Q? ply being grounded, a pair of sliding contact members adapted to make electrical Contact with said trolley conductors, a circuit including oneof said sliding contact members,

la circuit breaker, said source of supply, a

second circuit breaker, a signal lamp and said other sliding contact, a second Vcircuit including one of said sliding Contact members,

a signal lamp, a circuit breaker and ground,

and a thirdl circuit connected to the positive terminal of said source of supply including a circuit breaker and the other of said sliding Contact members. ,c

In testimony whereof I aiix my signature,

' RAFAEL PRADO PALENZUELA.

Aug 19, 930 I E. L. PET'rl-:RsoN 1,773,317

AJJUSTABLE YIELDING PRONG FOR ROUND SHAFTS OF HARROWS 0R THE LIKE Filed Jan. 18, 1928 

